The BOLT Power Pack compiles the best of Sphero’s STEM solutions all in one package for the classroom. Use Sphero BOLT programmable robots to teach students programming while completing educational activities. With the carrying case; you can charge; store; and easily carry Sphero programmable robots anywhere. Including 15 Sphero BOLTs and plenty of accessories; this robotics kit has everything educators need to teach robotics and coding skills in the classroom through hands-on STEM learning. With the Sphero BOLT Power Pack robotics kit for educators; you’ll officially be the best teacher ever. Power pack case15 Sphero BOLT Robots15 Inductive charging cradles with USB cables15 Protractors with heading; directions; and clock15 Turbo covers Maze tape and 124 stickers Airline compliant case Compatible with Sphero Edu app for iOS; Android; Amazon Fire OS; macOS; Windows; & Chrome OS Compatible with Sphero Play app for iOS; Android; & Amazon Fire OS Compatible with Swift Playgrounds for iOS.